1-3 of 3 Books

Water Quality in the Northern Rockies Intermontane Basins, Idaho, Montana, and Washington, 1999-2001 (U.S. Geological Survey Circular, 1235.)
By G. M. Clark

Water Quality in the Yellowstone River Basin, Wyoming, Montana, and North Dakota, 1999-2001 (U.S. Geological Survey Circular, 1234.)
By David A. Peterson

Ground-water resources of the Middle Rio Grande Basin, New Mexico
By James R. Bartolino